import { Injectable } from '@angular/core';
import { AppConfig } from '../config';
import { Headers, Http } from '@angular/http';
import { Device } from '../entity/device.model';
import { Observable } from "rxjs/Observable";
import { InterceptorService } from '../service/interceptor/interceptor-service';

@Injectable()
export class DeviceService {
    private param = "devices";
    private get url(): string {
        return `${AppConfig.APP_RESTFUL}/${this.param}`;
    }
    constructor(private http: InterceptorService) { }

    //查询设备列表
    getDevices(): Promise<Device[]> {
        return this.http.get(this.url)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }
    //通过风场Id和工期Id查询设备列表
    getDevicesByFarmIdPhaseId(farmId: number, phaseId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/farm/${farmId}/phase/${phaseId}`)
            .toPromise()
            .then(response => {
                return response.json().data as Device[];
            })
            .catch(this.handleError);
    }
    getDevicesByFarmIdDeviceCategoryCode(farmId: number, deviceCategoryCode: String): Promise<Device[]> {
        return this.http.get(`${this.url}/farm/${farmId}/deviceCategoryCode/${deviceCategoryCode}`)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }
    getDevicesByFarmId(farmId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/farm/${farmId}`)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }
    getTurbinesByFarmId(farmId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/farm/${farmId}/trubines`)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }

    //根据farmId获取箱变设备
    getBoxSubstationsByFarmId(farmId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/farm/${farmId}/boxsubstations`)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }
    getACCabinetsByFarmId(farmId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/farm/${farmId}/accabinets`)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }
    getDCCabinetsByFarmId(farmId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/farm/${farmId}/dccabinets`)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }
    // 根据风场Id查询逆变器设备
    getInvertersByFarmId(farmId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/farm/${farmId}/inverters`)
            .toPromise()
            .then(response => {
                return response.json().data as Device[]
            })
            .catch(this.handleError);
    }
    // 根据风场Id查询汇流箱
    getConvergenceBoxsByFarmId(farmId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/farm/${farmId}/convergenceboxs`)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }
    // 根据型号ID查询设备
    getDeviceByModelId(modelId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/model/${modelId}`)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }
    // 根据型号ID查询设备
    getDeviceByParentId(parentId: number): Promise<Device[]> {
        return this.http.get(`${this.url}/parent/${parentId}`)
            .toPromise()
            .then(response => response.json().data as Device[])
            .catch(this.handleError);
    }

    create(device: Device): Promise<Device> {
        // const url = `http://192.168.15.150:8585/webapi/v1/devices `;
        return this.http.post(this.url, JSON.stringify(device))
            .toPromise()
            .then(res => {
                try {
                    let result = res.json();
                    switch (result.code) {
                        case "200":
                            return result.data as Device;
                        case "-1":
                            throw new Error(result.message);
                    }
                }
                catch (error) {
                    this.handleError(error);
                }
            })
            .catch(this.handleError);
    }

    update(device: Device): Promise<Device> {
        const url = `${this.url}`;
        // const url = `http://192.168.15.150:8585/webapi/v1/devices `;
        return this.http.put(url, JSON.stringify(device))
            .toPromise()
            .then(() => device)
            .catch(this.handleError);
    }

    delete(id: number): Promise<void> {
        const url = `${this.url}/${id}`;
        return this.http.delete(url)
            .toPromise()
            .then(() => null)
            .catch(this.handleError);
    }
    batchDelete(valueIds: number[]): Promise<any> {
        const apiUrl = `${this.url}?items=${valueIds}`;
        return this.http.delete(apiUrl)
            .toPromise()
            .then(response => {
                try {
                    let result = response.json();
                    switch (result.code) {
                        case "200":
                            return result;
                        case "-1":
                            throw new Error(result.message);
                        case "8001":
                            return result;
                    }
                }
                catch (error) {
                    throw error;
                }

            })
            .catch(this.handleError);
    }


    //根据deviceCode 判断是否已经存在
    hasDeviceCode(deviceCode: string, deviceId: number, farmId: number,deviceCategoryId:number): Observable<boolean> {
        
        const url = `${this.url}/deviceCode/${deviceCode}/deviceId/${deviceId}/farmId/${farmId}/deviceCategoryId/${deviceCategoryId}`;
        return this.http.get(url).map(response => {
            let code = response.json().code;
            switch (code) {
                case "3001":
                    return true;
                case "3002":
                    return false;
            }
        }).catch(this.handleError);
    }



    //根据deviceName 判断是否已经存在
    hasDeviceName(deviceName: string, deviceId: number, farmId: number, deviceCategoryId: number): Observable<boolean> {
        deviceName = `${deviceName}`;
        let devName = deviceName.replace(/^#/, '%23')
        const url = `${this.url}/deviceName/${devName}/deviceId/${deviceId}/farmId/${farmId}/deviceCategoryId/${deviceCategoryId}`;
        return this.http.get(url).map(response => {
            let code = response.json().code;
            switch (code) {
                case "3001":
                    return true;
                case "3002":
                    return false;
            }
        }).catch(this.handleError);
    }


    private handleError(error: any): Promise<any> {
        // console.error('An error occurred', error); // for demo purposes only
        return Promise.reject(error.message || error);
    }
}


// WEBPACK FOOTER //
// ./src/app/service/device.service.ts